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<P STYLE="margin-bottom: 0cm">There are three types of users in LDBN:</P>
<OL>
	<LI><P STYLE="margin-bottom: 0cm">Regular Users</P>
	<LI><P STYLE="margin-bottom: 0cm">Instructional Users</P>
	<LI><P STYLE="margin-bottom: 0cm">Superusers</P>
</OL>
<P STYLE="margin-bottom: 0cm">The the three groups of users have
different rights in the system, which can be seen in the following
table:<BR><BR></P>
<TABLE WIDTH=100% BORDER=1 BORDERCOLOR="#000000" CELLPADDING=4 CELLSPACING=0>
	<COL WIDTH=55*>
	<COL WIDTH=55*>
	<COL WIDTH=76*>
	<COL WIDTH=69*>
	<TR VALIGN=TOP>
		<TD WIDTH=22%>
			<P><BR>
			</P>
		</TD>
		<TD WIDTH=22%>
			<P ALIGN=CENTER><B>Regular Users</B></P>
		</TD>
		<TD WIDTH=30%>
			<P ALIGN=CENTER><B>Instructional Users</B></P>
		</TD>
		<TD WIDTH=27%>
			<P ALIGN=CENTER><B>Superusers</B></P>
		</TD>
	</TR>
	<TR VALIGN=TOP>
		<TD WIDTH=22%>
			<P><I>Create Assignments</I></P>
		</TD>
		<TD WIDTH=22%>
			<P>Yes</P>
		</TD>
		<TD WIDTH=30%>
			<P>Yes</P>
		</TD>
		<TD WIDTH=27%>
			<P>Yes</P>
		</TD>
	</TR>
	<TR VALIGN=TOP>
		<TD WIDTH=22%>
			<P><I>Edit Assignments</I></P>
		</TD>
		<TD WIDTH=22%>
			<P>Only their own</P>
		</TD>
		<TD WIDTH=30%>
			<P>Their own and assignments submitted by regular users</P>
		</TD>
		<TD WIDTH=27%>
			<P>Their own and assignments submitted by regular users or
			instructional users</P>
		</TD>
	</TR>
	<TR VALIGN=TOP>
		<TD WIDTH=22%>
			<P><I>Delete Assignments</I></P>
		</TD>
		<TD WIDTH=22%>
			<P>No</P>
		</TD>
		<TD WIDTH=30%>
			<P>Their own and assignments submitted by regular users</P>
		</TD>
		<TD WIDTH=27%>
			<P>Their own and assignments submitted by regular users or
			instructional users</P>
		</TD>
	</TR>
	<TR VALIGN=TOP>
		<TD WIDTH=22%>
			<P><I>Leave Comments</I></P>
		</TD>
		<TD WIDTH=22%>
			<P>Yes</P>
		</TD>
		<TD WIDTH=30%>
			<P>Yes</P>
		</TD>
		<TD WIDTH=27%>
			<P>Yes</P>
		</TD>
	</TR>
	<TR VALIGN=TOP>
		<TD WIDTH=22%>
			<P><I>Edit Comments</I></P>
		</TD>
		<TD WIDTH=22%>
			<P>Only their own</P>
		</TD>
		<TD WIDTH=30%>
			<P>Their own and comments submitted by regular users</P>
		</TD>
		<TD WIDTH=27%>
			<P>Their own and comments submitted by regular users or
			instructional users</P>
		</TD>
	</TR>
	<TR VALIGN=TOP>
		<TD WIDTH=22%>
			<P><I>Delete Comments</I></P>
		</TD>
		<TD WIDTH=22%>
			<P>Only their own</P>
		</TD>
		<TD WIDTH=30%>
			<P>Their own and comments submitted by regular users</P>
		</TD>
		<TD WIDTH=27%>
			<P>Their own and comments submitted by regular users or
			instructional users</P>
		</TD>
	</TR>
	<TR VALIGN=TOP>
		<TD WIDTH=22%>
			<P><I>Add Users to the List of Instructional Users</I></P>
		</TD>
		<TD WIDTH=22%>
			<P>No</P>
		</TD>
		<TD WIDTH=30%>
			<P>Yes</P>
		</TD>
		<TD WIDTH=27%>
			<P>Yes</P>
		</TD>
	</TR>
	<TR VALIGN=TOP>
		<TD WIDTH=22%>
			<P><I>Remove Users from the List of Instructional Users</I></P>
		</TD>
		<TD WIDTH=22%>
			<P>No</P>
		</TD>
		<TD WIDTH=30%>
			<P>No</P>
		</TD>
		<TD WIDTH=27%>
			<P>Yes</P>
		</TD>
	</TR>
</TABLE>
<P STYLE="margin-bottom: 0cm">In addition, it should be noted that
assignments submitted by regular users are not visible by default. In
order to view all assignments, which are present in the system, one
should select the filter <i>Show All Assignments</i> in the
load assignment dialog.  
</P>
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